Mirror stereoscope



FIG. 1 is a top plan view of a mirror stereoscope showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a front elevational view thereof in the folded position;

FIG. 4 is a top-front perspective view thereof;

FIG. 5 is a top and left front perspective view thereof;

FIG. 6 is a bottom plan view of FIG. 3. 

The ornamental design for a mirror stereoscope, substantially as shown and described. 